51677680

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3347}}^1$

素因数の和:3553

約数の個数: 40

約数和(自身を含む): 120809232

約数和(自身を除く): 69131552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3347, 3860, 6694, 7720, 13388, 15440, 16735, 26776, 33470, 53552, 66940, 133880, 267760, 645971, 1291942, 2583884, 3229855, 5167768, 6459710, 10335536, 12919420, 25838840, 51677680]

約数ペア:

[(1, 51677680), (2, 25838840), (4, 12919420), (5, 10335536), (8, 6459710), (10, 5167768), (16, 3229855), (20, 2583884), (40, 1291942), (80, 645971), (193, 267760), (386, 133880), (772, 66940), (965, 53552), (1544, 33470), (1930, 26776), (3088, 16735), (3347, 15440), (3860, 13388), (6694, 7720)]